<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>错误页面</title>
</head>
<body>
<h1>用户还未登录，请先登录</h1>
<a href="${pageContext.servletContext.contextPath}/login.jsp">跳转至登录页面</a>
</body>
</html>
